Oracle Workflow: denial of service via Workflow Notification Mailer

Vulnerability in the Oracle Workflow product of Oracle E-Business Suite (component: Workflow Notification Mailer). Supported versions that are affected are 12.2.3-12.2.15. Difficult to exploit vulnerability allows high privileged attacker with logon to the infrastructure where Oracle Workflow executes to compromise Oracle Workflow. Successful attacks of this vulnerability can result in unauthorized ability to cause a hang or frequently repeatable crash (complete DOS) of Oracle Workflow as well as unauthorized update, insert or delete access to some of Oracle Workflow accessible data and unauthorized read access to a subset of Oracle Workflow accessible data. CVSS 3.1 Base Score 5.2 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:L/A:H).